/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsGkAtoms.h"

#include "nsUnicharUtils.h"

#include "mozilla/dom/ProcessingInstruction.h"

#include "mozilla/dom/ProcessingInstructionBinding.h"

#include "mozilla/dom/XMLStylesheetProcessingInstruction.h"

#include "mozilla/IntegerPrintfMacros.h"

#include "nsContentUtils.h"

already_AddRefed<mozilla::dom::ProcessingInstruction>

NS_NewXMLProcessingInstruction(nsNodeInfoManager *aNodeInfoManager,

                               const nsAString& aTarget,

                               const nsAString& aData)

{

  using mozilla::dom::ProcessingInstruction;

  using mozilla::dom::XMLStylesheetProcessingInstruction;

  MOZ_ASSERT(aNodeInfoManager, "Missing nodeinfo manager");

  RefPtr<nsAtom> target = NS_Atomize(aTarget);

  MOZ_ASSERT(target);

  if (target == nsGkAtoms::xml_stylesheet) {

    RefPtr<XMLStylesheetProcessingInstruction> pi =

      new XMLStylesheetProcessingInstruction(aNodeInfoManager, aData);

    return pi.forget();

  }

  RefPtr<mozilla::dom::NodeInfo> ni;

  ni = aNodeInfoManager->GetNodeInfo(nsGkAtoms::processingInstructionTagName,

                                     nullptr, kNameSpaceID_None,

                                     nsINode::PROCESSING_INSTRUCTION_NODE,

                                     target);

  RefPtr<ProcessingInstruction> instance =

    new ProcessingInstruction(ni.forget(), aData);

  return instance.forget();

}

namespace mozilla {

namespace dom {

ProcessingInstruction::ProcessingInstruction(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,

                                             const nsAString& aData)

  : CharacterData(std::move(aNodeInfo))

{

  MOZ_ASSERT(mNodeInfo->NodeType() == nsINode::PROCESSING_INSTRUCTION_NODE,

             "Bad NodeType in aNodeInfo");

  SetTextInternal(0, mText.GetLength(),

                  aData.BeginReading(), aData.Length(),

                  false);  // Don't notify (bug 420429).

}

ProcessingInstruction::~ProcessingInstruction()

{

}

// If you add nsIStyleSheetLinkingElement here, make sure we actually

// implement the nsStyleLinkElement methods.

NS_IMPL_ISUPPORTS_INHERITED0(ProcessingInstruction, CharacterData)

JSObject*

ProcessingInstruction::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)

{

  return ProcessingInstruction_Binding::Wrap(aCx, this, aGivenProto);

}

bool

ProcessingInstruction::GetAttrValue(nsAtom *aName, nsAString& aValue)

{

  nsAutoString data;

  GetData(data);

  return nsContentUtils::GetPseudoAttributeValue(data, aName, aValue);

}

already_AddRefed<CharacterData>

ProcessingInstruction::CloneDataNode(mozilla::dom::NodeInfo *aNodeInfo,

                                     bool aCloneText) const

{

  nsAutoString data;

  GetData(data);

  RefPtr<mozilla::dom::NodeInfo> ni = aNodeInfo;

  return do_AddRef(new ProcessingInstruction(ni.forget(), data));

}

Maybe<nsStyleLinkElement::SheetInfo>

ProcessingInstruction::GetStyleSheetInfo()

{

  MOZ_ASSERT_UNREACHABLE("XMLStylesheetProcessingInstruction should override "

                         "this and we don't try to do stylesheet stuff.  In "

                         "particular, we do not implement "

                         "nsIStyleSheetLinkingElement");

  return Nothing();

}

#ifdef DEBUG

void

ProcessingInstruction::List(FILE* out, int32_t aIndent) const

{

  int32_t index;

  for (index = aIndent; --index >= 0; ) fputs("  ", out);

  fprintf(out, "Processing instruction refcount=%" PRIuPTR "<", mRefCnt.get());

  nsAutoString tmp;

  ToCString(tmp, 0, mText.GetLength());

  tmp.Insert(nsDependentAtomString(NodeInfo()->GetExtraName()).get(), 0);

  fputs(NS_LossyConvertUTF16toASCII(tmp).get(), out);

  fputs(">\n", out);

}

void

ProcessingInstruction::DumpContent(FILE* out, int32_t aIndent,

                                   bool aDumpAll) const

{

}

#endif

} // namespace dom

} // namespace mozilla